The jet-black helmet, mask and armor are expected to sell for between $250,000 and $365,000 when it's auctioned off Nov. 25 in London. Christie's did not name the owner, identified only as an American private collector. Nor was it revealed how the owner came about getting his or her hands on the suit.

We began to wonder about some other costumes and props that might be floating around for sale (we were reminded of MGM in the early 1970s, when it pretty much sold off its entire backlot -- props and costumes -- in a series of fire sales around the Los Angeles area. What happened to all that stuff?). A quick search on the Internet came up with some interesting tidbits: